- All sections
- B - Performing operationstransporting
- B61L - Guiding railway trafficensuring the safety of railway traffic
- B61L 19/08 - Special arrangements for power supply for interlocking devices
Patent holdings for IPC class B61L 19/08
Total number of patents in this class: 2
10-year publication summary
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0
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2
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0
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0
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0
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0
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0
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0
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0
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0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ansaldo STS USA, Inc. | 38 |
1 |
| Siemens Schweiz AG | 602 |
1 |
| Other owners | 0 |